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Finding the Third Proportional to 5,072,408,257.50 and 8,153,869,758.75

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Solution

The third proportional to 5,072,408,257.50 and 8,153,869,758.75 is: 13,107,303,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,408,257.50 : 8,153,869,758.75 = 8,153,869,758.75 : x
  2. Step 2: Convert to fraction form
    5,072,408,257.50/8,153,869,758.75 = 8,153,869,758.75/x
  3. Step 3: Cross multiply
    5,072,408,257.50x = 8,153,869,758.75 × 8,153,869,758.75
  4. Step 4: Simplify right side
    5,072,408,257.50x = 66,485,592,042,657,783,808
  5. Step 5: Solve for x
    x = 66,485,592,042,657,783,808/5,072,408,257.50
  6. Step 6: Final answer
    x = 13,107,303,014.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.